Multiple Elbow Arm

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Design Alternative: Multiple Elbow Arm

Concept: Robot arm has 3 elbows that allow it a wide range of movement. Has ability to fold up and extend to 51"

Points of Failure: Required torque is almost triple of what is available to us as far as motor capability. Complicated building process

This excel sheet has the weights and torque calculations for this arm idea:
arm alt1.xlsx